Home / 4,079.37-5,627.53-2,662.40

Finding the Fourth Proportional to 4,079.37, 5,627.53 and 2,662.40

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Solution

The fourth proportional to 4,079.37, 5,627.53 and 2,662.40 is: 3,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.37 : 5,627.53 = 2,662.40 : x
  2. Step 2: Convert to fraction form
    4,079.37/5,627.53 = 2,662.40/x
  3. Step 3: Cross multiply
    4,079.37x = 5,627.53 × 2,662.40
  4. Step 4: Simplify right side
    4,079.37x = 14,982,753.27
  5. Step 5: Solve for x
    x = 14,982,753.27/4,079.37
  6. Step 6: Final answer
    x = 3,672.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.